121572168 is an even 9-digits composite number following 121572167
and preceding 121572169 . In scientific notation, it is written as 1.21572168 × 10^8.
The sum of its digits is 33. It has a total of 5 prime factors and 16 positive divisors.
There are 38140160 positive integers (up to 121572168) that are relatively prime to 121572168.
121572168 has 16 divisors, whose sum is 232418160
The reverse of 121572168 is 861275121
Previous prime number is 51
Is Prime? no
Number parity even
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred twenty-one million five hundred seventy-two thousand one hundred sixty-eight
Scientific notation
1.21572168 × 10^8
Engineering notation
1.21572168 × 10^6
Prime Factorization
2 × 2 × 2 × 51 × 297971
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
30393042
Product of the distinct prime numbers
The prime factorization of 121572168 is 2 × 2 × 2 × 51 × 297971.
Since it has a total of 5 prime factors.
4 , 1 , 56 , 42 , 493 , 193 , 5358 , 3517 , 21413 , 28510 , 54977 , 759339 , 3809843 , 9781682 , 26598397 , 3160312 , 658885451 , 465338166 , 4290755580 , 90202496
n×2
243144336
n×3
364716504
n×4
486288672
n×5
607860840
n÷2
60786084
n÷3
40524056
n÷3
30393042
n÷5
24314433.6
n2
14779792032220224
n3
1.7968113599461E+24
n4
2.1844225251568E+32
n5
2.6556498221135E+40
2 √n
11025.976963517
3 √n
495.38713108774
4 √n
105.00465210416
5 √n
41.396805828095
1 , 2 , 4 , 8 , 51 , 102 , 204 , 408 , 297971 , 595942 , 1191884 , 2383768 , 15196521 , 30393042 , 60786084 , 121572168
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121572167
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121572168 can be divided by 16 positive divisors.
The sum of these divisors (counting 121572168) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001111110000101101001000
3
Ternary
22110202111122220
4
Quaternary
13033300231020
5
Quinary
222110302133
6
Senary
20021414040
8
Octal
717605510
10
Decimal
121572168
12
Duodecimal
3486a320
16
Hexadecimal
73f0b48
20
Vigesimal
1hjga88
36
Base36
20dpoo
md5
8c4f6d306b57293aeac3d9fe533664d7
sha1
2566bdfef4d25641e431d3ade18c91562b38fa79
sha256
21fa838ca5f1e44983d877c93c301f092f4416beaefad89bd14372088138abba
sha512
84b788ffe0d9bd90175bbf79daf985ea8167fdc848d62bd96b20115bcaa6492c0c4051704e695cdfcffa967bac1bf0964b4d37ba3b8280efbf9bab8437a2d9fc
ripemd-160
b58b8f7e2308b68c03be8f17bf8451d85df58abc
Diameter
243144336
Circumference
763860459.73957
Area
4.6432086070008E+16
Volume
7.5264658243913E+24
Surface area
1.8572834428003E+17
Circumference
763860459.73957
Perimeter
486288672
Area
14779792032220224
Diagonal
171929008.7927
Surface area
88678752193321344
Volume
1.7968113599461E+24
Space diagonal
210569171.7623
Perimeter
364716504
Area
6.3998376812768E+15
Altitude
105284585.88115
Surface area
6.3998376812768E+15
Volume
2.1175624952182E+23
Height
57309669.597567